CVE-2022-23222
HIGHCVSS 7.8/10EPSS 1.93%
Last modified
CVE-2022-23222 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. kernel/bpf/verifier.c in the Linux kernel through 5.15.14 allows local users to gain privileges because of the availability of pointer arithmetic via certain *_OR_NULL pointer types.. EPSS estimates a 1.93% chance of exploitation in the next 30 days.
Description
kernel/bpf/verifier.c in the Linux kernel through 5.15.14 allows local users to gain privileges because of the availability of pointer arithmetic via certain *_OR_NULL pointer types.
Metrics
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | >= 5.8.0, < 5.15.37 |
| Linux | Linux Kernel | >= 5.16, < 5.16.11 |
| Debian | Debian Linux | 11.0 |
| Netapp | H410c Firmware | All versions |
| Netapp | H300s Firmware | All versions |
| Netapp | H500s Firmware | All versions |
| Netapp | H700s Firmware | All versions |
| Netapp | H300e Firmware | All versions |
| Netapp | H500e Firmware | All versions |
| Netapp | H700e Firmware | All versions |
| Netapp | H410s Firmware | All versions |
| Fedoraproject | Fedora | 34 |
| Fedoraproject | Fedora | 35 |
References
- http://www.openwall.com/lists/oss-security/2022/01/14/1Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2022/01/18/2Exploit, Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2022/06/01/1Mailing List, Patch, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2022/06/04/3Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2022/06/07/3Mailing List, Third Party Advisory
- https://security.netapp.com/advisory/ntap-20220217-0002/Third Party Advisory
- https://www.debian.org/security/2022/dsa-5050Third Party Advisory
- https://www.openwall.com/lists/oss-security/2022/01/13/1Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2022/01/14/1Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2022/01/18/2Exploit, Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2022/06/01/1Mailing List, Patch, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2022/06/04/3Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2022/06/07/3Mailing List, Third Party Advisory
- https://security.netapp.com/advisory/ntap-20220217-0002/Third Party Advisory
- https://www.debian.org/security/2022/dsa-5050Third Party Advisory
- https://www.openwall.com/lists/oss-security/2022/01/13/1Mailing List, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2022-23222?
kernel/bpf/verifier.c in the Linux kernel through 5.15.14 allows local users to gain privileges because of the availability of pointer arithmetic via certain *_OR_NULL pointer types.
How severe is CVE-2022-23222?
CVE-2022-23222 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 1.93% probability of exploitation in the next 30 days.
How do I fix CVE-2022-23222?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2022-23222?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST